Rubellan
A variety of Biotite
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About Rubellan
Formula:
K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Oxidized and dehydrogenated Biotite.
Unique Identifiers
Mindat ID:
32523 (as Rubellan)
677 (as Biotite)
677 (as Biotite)
Long-form identifier:
mindat:1:1:32523:3 (as Rubellan)
mindat:1:1:677:2 (as Biotite)
mindat:1:1:677:2 (as Biotite)
Chemistry of Rubellan
Mindat Formula:
K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Element Weights:
Radioactivity
Other Information
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.
Internet Links for Rubellan
mindat.org URL:
https://www.mindat.org/min-32523.html
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References for Rubellan
Reference List:
Localities for Rubellan
Showing 7 localities.
symbol to view information about a locality.
The Locality List
- This locality has map coordinates listed.
- This locality has estimated coordinates.
ⓘ - Click for references and further information on this occurrence.
? - Indicates mineral may be doubtful at this locality.
- Good crystals or important locality for species.
- World class for species or very significant.
(TL) - Type Locality for a valid mineral species.
(FRL) - First Recorded Locality for everything else (eg varieties).
All localities listed without proper references should be considered as questionable.
Czech Republic | |
| King (n.d.) |
| Historické a významné mineralogické ... | |
Germany | |
| Vanrusselt (2023) |
| Brauns (1922) |
| Wolf (1868) |
| in the collection of C.&H. Schäfer |
Italy | |
| Lorenz (2002) |
Lorenzfelsen, Nickenich, Pellenz, Mayen-Koblenz, Rhineland-Palatinate, Germany